From 5e3c4f96090e926916b06a52580bbba2a60a4555 Mon Sep 17 00:00:00 2001
From: Joas Schilling <coding@schilljs.com>
Date: Mon, 7 Sep 2020 11:55:03 +0200
Subject: [PATCH] Fix installing on Oracle

Empty strings are stored as null in Oracle,
so a column with NotNull can not have an empty string as default

Signed-off-by: Joas Schilling <coding@schilljs.com>
---
 core/Migrations/Version18000Date20190920085628.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/Migrations/Version18000Date20190920085628.php b/core/Migrations/Version18000Date20190920085628.php
index 96fcfc7ab8..0e83855d55 100644
--- a/core/Migrations/Version18000Date20190920085628.php
+++ b/core/Migrations/Version18000Date20190920085628.php
@@ -60,7 +60,9 @@ class Version18000Date20190920085628 extends SimpleMigrationStep {
 			$table->addColumn('displayname', Types::STRING, [
 				'notnull' => true,
 				'length' => 255,
-				'default' => '',
+				// Will be overwritten in postSchemaChange, but Oracle can not save
+				// empty strings in notnull columns
+				'default' => 'name',
 			]);
 		}